Nut



FIG. 1 is a top view of the nut;

FIG. 2 is a side view of the nut of FIG. 1, the opposite side view being identical;

FIG. 3 is a front view of the nut of FIG. 1, the rear view being identical;

FIG. 4 is a bottom perspective view of the nut of FIG. 1; and,

FIG. 5 is a bottom view of the nut of FIG. 1. 

CLAIM The ornamental design for a nut, substantially as shown and described. 